Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero Most of us know that the best defense against tooth decay — or ...

The human body is a marvellous thing. But like anything built by evolution, it has plenty of flaws. Consider teeth. Whereas sharks grow new teeth throughout their lives, adult humans get one set, ...

The secret to preventing tooth decay may have been hiding in your mouth all along. Increasing levels of an amino acid in saliva can turn bacterial biofilms from damaging to protective, a clinical ...